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Support ALTER TABLESPACE name SET/RESET ( tablespace_options ).

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This patch only supports seq_page_cost and random_page_cost as parameters,
but it provides the infrastructure to scalably support many more.
In particular, we may want to add support for effective_io_concurrency,
but I'm leaving that as future work for now.

Thanks to Tom Lane for design help and Alvaro Herrera for the review.
This commit is contained in:
Robert Haas
2010-01-05 21:54:00 +00:00
parent 72559b49c0
commit d86d51a958
28 changed files with 588 additions and 101 deletions
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10
src/include/nodes/parsenodes.h
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@@ -13,7 +13,7 @@
* Portions Copyright (c) 1996-2010, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/nodes/parsenodes.h,v 1.421 2010/01/02 16:58:04 momjian Exp $
* $PostgreSQL: pgsql/src/include/nodes/parsenodes.h,v 1.422 2010/01/05 21:53:59 rhaas Exp $
*
*-------------------------------------------------------------------------
*/
@@ -1477,6 +1477,14 @@ typedef struct DropTableSpaceStmt
bool missing_ok; /* skip error if missing? */
} DropTableSpaceStmt;
typedef struct AlterTableSpaceOptionsStmt
{
NodeTag type;
char *tablespacename;
List *options;
bool isReset;
} AlterTableSpaceOptionsStmt;
/* ----------------------
* Create/Drop FOREIGN DATA WRAPPER Statements
* ----------------------